The recommended replacement shelf clip for the Turbo Air TSR-49SD is the 30220L0900 keyhole shelf clip for 1/2"" centers, which you can find here: https://www.etundra.com/restaurant-parts/refrigeration-parts/shelf-hardware/turbo-air-30220l0900-keyhole-shelf-clip-for-one-half-inch-centers/.https://www.etundra.com/restaurant-parts/refrigeration-parts/shelf-hardware/turbo-air-30220l0900-keyhole-shelf-clip-for-one-half-inch-centers/